490670660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{1627}}^1$

素因数の和:2540

約数の個数: 48

約数和(自身を含む): 1092921984

約数和(自身を除く): 602251324

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 887, 1627, 1774, 3254, 3548, 4435, 6508, 8135, 8870, 15079, 16270, 17740, 27659, 30158, 32540, 55318, 60316, 75395, 110636, 138295, 150790, 276590, 301580, 553180, 1443149, 2886298, 5772596, 7215745, 14431490, 24533533, 28862980, 49067066, 98134132, 122667665, 245335330, 490670660]

約数ペア:

[(1, 490670660), (2, 245335330), (4, 122667665), (5, 98134132), (10, 49067066), (17, 28862980), (20, 24533533), (34, 14431490), (68, 7215745), (85, 5772596), (170, 2886298), (340, 1443149), (887, 553180), (1627, 301580), (1774, 276590), (3254, 150790), (3548, 138295), (4435, 110636), (6508, 75395), (8135, 60316), (8870, 55318), (15079, 32540), (16270, 30158), (17740, 27659)]